In October 2005, the Supreme Court of Canada released its much-anticipated decisions in "The Queen v. Canada Trustco Mortgage Co." and "Mathew v. The Queen"--the first cases in which the Court has specifically addressed the General Anti-Avoidance Rule (GAAR) in section 245 of the Canadian "Income Tax Act." Since then, the Tax Court of Canada has released several decisions in which the GAAR has been considered and applied.

The articles in this volume reflect on these decisions and the role of a general anti-avoidance rule more generally by reviewing the decisions themselves, considering...